It's been 20 years since the Dream Team's Michael Jordan, Charles Barkley, and Magic Johnson showed the world which loyalties truly matter at the Olympics, wrapping themselves in the American flag on the gold-medal podium to cover up the Reebok logo on their warmups. So here in 2012, the United States won the London…»8/16/12 5:00pm 8/16/12 5:00pm